事由shìyóu 1.事情的原委{origin of an incident; particulars of a matter}: 把～交代明白。{give all the particulars about the incident} 2.公文用语,指本件公文的主要内容。{(used in official documents) main content; gist} 3.(～ㄦ{shìyóur})指借口;理由{excuse, pretext}: 找个～离开会场。{find an excuse to leave the meeting place} 4.〈方dial.〉(～ㄦ{shìyóur})职业;工作{job; work}: 找个正经～干。{find a decent job}